also: デーホスピタル
noun
day hospital
A medical facility where patients receive treatment during the day without staying overnight.
彼は週に三回デイホスピタルに通っている。
He goes to the day hospital three times a week.
Spelling with interpunct, sometimes seen in formal contexts.
Rare spelling with interpunct and long vowel.
デイケア (day care) often refers to non-medical daytime services for the elderly or disabled, while デイホスピタル specifically implies medical treatment.
Loanword from English 'day hospital'.